On Sat, Mar 13, 2021 at 8:09 AM Adam Borowski <kilobyte(a)angband.pl> wrote:
On Wed, Mar 10, 2021 at 02:26:43PM +0000, Matthew Wilcox wrote:
> On Wed, Mar 10, 2021 at 08:21:59AM -0600, Goldwyn Rodrigues wrote:
> > DAX on btrfs has been attempted. Of course, we could not
> But why? A completeness fetish? I don't understand why you decided
> to do this work.
* xfs can shapshot only single files, btrfs entire subvolumes
* enumeration of changed parts of a file
XFS cannot do snapshots since it lacks metadata COW. XFS reflinking is
primarily for space efficiency.
真実はいつも一つ！/ Always, there's only one truth!